Post Mountain, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Post Mountain weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——86°59°—
- MondayJul 6Partly Cloudy——85°60°-1°
- TuesdayJul 7Clear——89°55°+4°
- WednesdayJul 8Clear——90°52°+1°
- ThursdayJul 9Clear——91°49°+1°
- FridayJul 10Overcast——93°53°+2°
- SaturdayJul 11Overcast——95°53°+2°
AQI 30 (Good), driven by Ozone. Ozone at AQI 50. Overcast through the UV peak window (cloud cover ~70%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 50. Overcast through the UV peak window (cloud cover ~70%) — afternoon ozone should stay flat.
- Present
- AQI 50
- UV peak
- 7.7 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 26
PM × Wind × Precip
PM2.5 at 6.6 µg/m³ (AQI 37) with a 0.66 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.66
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:34 PM
- Moonset
- 11:31 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Post Mountain at a glance
- Today vs. normal: 10°F above the seasonal normal for this latitude
- Last frost: April 18 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Post Mountain
- Sun86°59°2%
- Mon85°60°1%
- Tue89°55°1%
- Wed90°52°0%
- Thu91°49°0%
- Fri93°53°0%
- Sat95°53°0%
- Sun90°63°0%
- Mon87°55°2%
- Tue93°51°2%
- Wed92°50°3%
- Thu95°54°2%
- Fri95°55°0%
- Sat94°61°0%
- Sun89°55°6%
- Mon91°50°3%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
ZIP codes in Post Mountain
- 96041